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(b) Find the least squares regression line. (Round your numerical values to two decimal places.) y(x) = (c) Calculate the sum of squared error. (Round your answer to two decimal places.)

(b) Find the least squares regression line. (Round your numerical values to two decimal places.) y(x) = (c) Calculate the sum of squared error. (Round your answer to two decimal places.)

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Consider the following. y (4, 4) 4 (-2, 2) (2, 2) (-4, 0) X -4 -2 2 4 (a) Sketch the line that appears to be the best fit for the given points. 3. 2.
Transcribed Image Text:Consider the following. y (4, 4) 4 (-2, 2) (2, 2) (-4, 0) X -4 -2 2 4 (a) Sketch the line that appears to be the best fit for the given points. 3. 2.
y y (4, 4) (4, 4) 4 4 3 (-2, 2) (-2, 2) (2, 2) (2, 2) 1 1 K-4, 0) (-4, 0) X X -4 -2 2 4 -4 -2 2 4 y y (4, 4) (4, 4) 4 (-2, 2) (-2, 2) 2 (2, 2) (2, 2) 1 1 (-A, 0) (-4, 0) -2 2 4 -2 4 (b) Find the least squares regression line. (Round your numerical values to two decimal places.) y(x) = (c) Calculate the sum of squared error. (Round your answer to two decimal places.) 3. 3.
Transcribed Image Text:y y (4, 4) (4, 4) 4 4 3 (-2, 2) (-2, 2) (2, 2) (2, 2) 1 1 K-4, 0) (-4, 0) X X -4 -2 2 4 -4 -2 2 4 y y (4, 4) (4, 4) 4 (-2, 2) (-2, 2) 2 (2, 2) (2, 2) 1 1 (-A, 0) (-4, 0) -2 2 4 -2 4 (b) Find the least squares regression line. (Round your numerical values to two decimal places.) y(x) = (c) Calculate the sum of squared error. (Round your answer to two decimal places.) 3. 3.
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